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Annotation of nono/vm/printer.cpp, revision 1.1.1.1

1.1       root        1: //
                      2: // nono
                      3: // Copyright (C) 2017 [email protected]
                      4: //
                      5: 
                      6: #include "printer.h"
                      7: 
                      8: PrinterDevice::PrinterDevice()
                      9: {
                     10:        logname = "printer";
                     11:        devname = "Printer";
                     12:        devaddr = baseaddr;
                     13:        devlen  = 0x2000;
                     14: }
                     15: 
                     16: PrinterDevice::~PrinterDevice()
                     17: {
                     18: }
                     19: 
                     20: uint64
                     21: PrinterDevice::Read8(uint32 addr)
                     22: {
                     23:        // 書き込み専用
                     24:        return (uint64)-1;
                     25: }
                     26: 
                     27: uint64
                     28: PrinterDevice::Read16(uint32 addr)
                     29: {
                     30:        // 書き込み専用
                     31:        return (uint64)-1;
                     32: }
                     33: 
                     34: uint64
                     35: PrinterDevice::Write8(uint32 addr, uint32 data)
                     36: {
                     37:        uint32 offset = addr - baseaddr;
                     38:        switch (offset) {
                     39:         case 0:
                     40:                putlog(0, "未実装データ書き込み");
                     41:                break;
                     42:         case 3:
                     43:                putlog(0, "未実装ストローブ書き込み");
                     44:                return 0;
                     45:         default:
                     46:                break;
                     47:        }
                     48:        return (uint64)-1;
                     49: }
                     50: 
                     51: uint64
                     52: PrinterDevice::Write16(uint32 addr, uint32 data)
                     53: {
                     54:        return Write8(addr + 1, data);
                     55: }
                     56: 
                     57: uint64
                     58: PrinterDevice::Peek8(uint32 addr)
                     59: {
                     60:        // XXX
                     61:        return 0xff;
                     62: }

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